Hyundai Sonata: Engine coolant
The high-pressure cooling system has a reservoir filled with year-round antifreeze coolant. The reservoir is filled at the factory. Check the antifreeze protection and coolant level at least once a year, at the beginning of the winter season, and before traveling to a colder climate.
Changing the engine oil and filter
Have engine oil and filter changed by an authorized HYUNDAI dealer according
to the Maintenance Schedule at the beginning of this section.
CALIFORNIA PROPOSITION 65 WARNING
Engine oil contains ...
Checking the coolant level
WARNING
Removing radiator cap
Never attempt to remove the radiator cap while the engine is operating
or hot. Doing so might lead to cooling system and engine damage and could result
in se ...
See also:
Knock Sensor (KS). Schematic Diagrams
Circuit Diagram
...
General Service Information
Protection Of The Vehicle
Always be sure to cover fenders, seats, and floor areas before
starting work.
The support rod ...
Fuel Tank Pressure Sensor (FTPS). Description and Operation
Description
Fuel Tank Pressure Sensor (FTPS) is a component of the evaporative emission
control system and is installed on the fuel tank, the fuel pump, or the canister.
It checks the purge ...
